Meet the PRO TREK WSD-F21HR Smartwatch: a wearable gadget with heart rate monitor that measures your heart rate by flashing a LED light onto your wrist. It is ready for your running and hiking adventures and can display pace, distance, and HR. It can also show maps and your current location.
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The WSD-F21HR can access Google apps, Strava, ViewRanger, and a whole lot more. It is water resistant to 50 meters.
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